Duramax Hard Parts

Dmax Performance Parts and related discussions.

LB7 New

2.2K
31.9K
Threads
2.2K
Messages
31.9K
Chevy1925
LB7 no start 250psi fuel

LLY New

1.3K
17.3K
Threads
1.3K
Messages
17.3K
kidturbo
LLY Ficm

LBZ New

1.2K
14.3K
Threads
1.2K
Messages
14.3K
1FastBrick
Truck wont rev much past 2k rpm no codes

LMM New

767
11.2K
Threads
767
Messages
11.2K
N2BRK
PLEASE HELP!! 07.5 LMM No shift indicator, dome lights, power locks & windows, NO CRANK NO START

LML New

652
8.4K
Threads
652
Messages
8.4K
F
Got a couple of cylinder contribution codes

L5P New

124
3.8K
Threads
124
Messages
3.8K
PureHybrid
Oil prime

Transfer Case / Axles / Driveshafts Tech New

294
3.5K
Threads
294
Messages
3.5K
TheBac
No 4WD

Van

18
312
Threads
18
Messages
312
M
LGH (detuned LML in a van) Engine Shuts off at full throttle

Part #'s

396
2.3K
Threads
396
Messages
2.3K
K
Crossmember part # or replacement

Turbo Talk

"Nitrous is nice, but it's best to be Blown"
1.9K
43.7K
Threads
1.9K
Messages
43.7K
malibu795
WWYD? Turbo time

General Fuel System & Exhaust Questions New

373
7.7K
Threads
373
Messages
7.7K
M
dual tank woes

Fluids and Maintenance

652
10.7K
Threads
652
Messages
10.7K
OleBlackyLBZ
Starfire Fluid Built Trans

The Pharmacy

Nitrous, Propane, Meth, oxidizers
172
3.2K
Threads
172
Messages
3.2K
Baking83
Nitrous
firefighter13
Delete/tune ..... opinions and what you gained, what would you change?
Replies
8
Views
2K
firefighter13
firefighter13
1
LLY: HELP Limp mode after egr delete
Replies
29
Views
12K
hetzler_l33
hetzler_l33
P
Filter bleed port thread?
Replies
6
Views
1K
WVRigrat05
WVRigrat05
L
LBZ EGR Blocker plate issues
Replies
10
Views
5K
LBZ_Baker98
L
P
LMM mileage better
Replies
12
Views
2K
pavetim
P
D
Allison 5sp: Transfer case leak
Replies
3
Views
2K
Alisobob
A
J
Looking at my 1st DMAX 2008 w/ 62,000mi
Replies
13
Views
2K
duramaxdiesel
duramaxdiesel
0
Garret gt 3788r drive pressure
Replies
11
Views
3K
03blkdmax
0
R
To delete or not to delete....
Replies
3
Views
2K
rockfoot
R
L
Help: 2016 2500HD Freon capacity
Replies
7
Views
6K
lee_pettus_87
L
Parker_
LLY: The infamous heads gaskets
Replies
38
Views
6K
IOWA LLY
IOWA LLY
cstephens93
LLY: Droning noise at low rpm?
Replies
6
Views
2K
cstephens93
cstephens93
Duramaxduner
More LML fuel question
Replies
5
Views
2K
JRein
J
N
LLY: Lly issues
Replies
5
Views
1K
WVRigrat05
WVRigrat05
F
New guy here, big question
Replies
14
Views
2K
WVRigrat05
WVRigrat05
L
"Water in Fuel" HELP
Replies
15
Views
22K
milocka
milocka
Black_Cloud
Think I screwed up. Gouged the head. Am I screwed?
Replies
4
Views
2K
2004LB7
2004LB7
LBZ
Does Oil Go Bad?
Replies
12
Views
2K
LBZ
LBZ
wilsondiesel
Starter Drag
Replies
3
Views
2K
ALLY Fox
ALLY Fox
dirtymax36
Weighing out turbo options..sxe369/480 or 68/71vgt/480
Replies
15
Views
4K
coker6365
coker6365
WVRigrat05
Raptor lift pump motor
Replies
9
Views
2K
GMC 08
G
Houser04lly
ISO- Upper Front Shock Bracket
Replies
5
Views
1K
Houser04lly
Houser04lly
Dave69
Check engine light after new mods
Replies
5
Views
1K
aashton1206
A
ikeG
Turbo reman
Replies
16
Views
3K
TheBac
TheBac
Vmyrhaug
LB7: damper/crankshaft/flexplate.
Replies
12
Views
2K
Vmyrhaug
Vmyrhaug
Stancedlb7
Molnar Rods
Replies
13
Views
3K
wilsondiesel
wilsondiesel
M
Hot shot secret additives
Replies
9
Views
4K
MADD*MAX
M
D
LLY turbine housing swap with LBZ
Replies
22
Views
6K
Josh154
Josh154
Schwinn68
rear pinion yoke
Replies
5
Views
4K
Schwinn68
Schwinn68
aklbz
LLY: ECM
Replies
6
Views
1K
Cougar281
C
FROGMAN524
FTE 30" Resonator for Drone
Replies
7
Views
3K
FROGMAN524
FROGMAN524
G
Lb7 compound turbo lacking oil feed
Replies
18
Views
3K
TheBac
TheBac
J
Rear pinion yoke issues. 3rd failure. What to try next.
Replies
3
Views
2K
MadMax17
M
K
New new. Upgrading advice please.
Replies
7
Views
2K
Kantolin
K
Micheal Tomac
Gooseneck hitch
Replies
8
Views
3K
M.A.M.
M.A.M.
B
Fuel issue.fass?
Replies
11
Views
3K
jlawles2
J
oscyjack
LMM: Single turbo recommendations
Replies
55
Views
5K
N2BRK
N2BRK
T
pickup won't start, no crank
Replies
3
Views
1K
LBZ
LBZ
D1rty-max
Plastic axle spacers
Replies
7
Views
2K
Chevy1925
Chevy1925
J
LML Novice diesel guy here looking for advice
Replies
10
Views
3K
jckendr1
J
M
no boost,help..
Replies
16
Views
2K
MOELMM
M
henery97
Hole in the piston
Replies
15
Views
5K
kheims
K
zakkb787
Adding oil to new AC compressor
Replies
6
Views
8K
Hambone
Hambone
HeavyDuty204
On / Off Again CP3 Leak
Replies
6
Views
4K
exian88
E
Pwinland95
LML Deleted 2015 opinions
Replies
34
Views
6K
DIESELMAFIAPER.LB7
DIESELMAFIAPER.LB7
S
Lmm egr delete
Replies
7
Views
3K
Josh154
Josh154
dirtymax36
LB7: NEED HELP, LB7 white smoke+ no codes+backfiring randomly
Replies
21
Views
3K
JRein
J
2005redlly
Lly oil leak
Replies
8
Views
3K
Awenta
Awenta
bludelux
Lbz wiring
Replies
12
Views
4K
CarolinaHD
CarolinaHD
Black_Cloud
Major issues. HG blown AND injectors??
Replies
21
Views
5K
ArrBee
A
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